2018 Army Black Knights Fourth Down Conversion Defense Split Stats through 01/07/2019
| Split | G | Attempts | Conversions | Conversion % |
|---|---|---|---|---|
| All Games | 13 | 30 | 15 | 50.00 |
| at Home | 6 | 18 | 9 | 50.00 |
| on Road/Neutral Site | 7 | 12 | 6 | 50.00 |
| in Wins | 11 | 28 | 14 | 50.00 |
| in Losses | 2 | 2 | 1 | 50.00 |
| vs. Conference | 1 | 1 | 0 | 0.00 |
| vs. Non-Conference | 12 | 29 | 15 | 51.72 |
| vs. Ranked (AP) | 1 | 1 | 0 | 0.00 |
| vs. Unranked (AP) | 12 | 29 | 15 | 51.72 |
| vs. FBS (I-A) | 11 | 27 | 14 | 51.85 |
| vs. FCS (I-AA) | 2 | 3 | 1 | 33.33 |
| vs. FBS Winning | 6 | 11 | 4 | 36.36 |
| vs. FBS Non-Winning | 5 | 16 | 10 | 62.50 |
| vs. FBS Power 5 | 2 | 2 | 1 | 50.00 |
| vs. FBS non-Power 5 | 9 | 25 | 13 | 52.00 |
| in August/September | 5 | 7 | 1 | 14.29 |
| in October | 3 | 11 | 8 | 72.73 |
| in November | 3 | 6 | 2 | 33.33 |
| in December/January | 2 | 6 | 4 | 66.67 |